class_docstr: LocalImageSet wraps a list of ImageFeature
docstr: get image list from ImageSet
docstr_tok: ["get","image","list","from","ImageSet"]
code: def get_image(self, key="floats", to_chw=True):
      """
      get image list from ImageSet
      """
      tensors = callZooFunc(
          self.bigdl_type,
          "localImageSetToImageTensor",
          self.value,
          key,
          to_chw,
      )
      return list(map(lambda tensor: tensor.to_ndarray(), tensors))
  
imports: from bigdl.dllib.feature.transform.vision.image import ImageFrame
  from bigdl.dllib.utils.common import *
  from bigdl.dllib.utils.file_utils import callZooFunc
  from bigdl.dllib.utils.log4Error import *
label_desc: Use image node_id 2 for calling the LocalImageSet obj's underlying member method code with example usage: obj.get_image(key, to_chw) and returns: list